The need to accurately identify people is important for security (and for not embarrassing yourself by hugging strangers). It was cited as the main reason for excluding and restricting the movements of…

It is common knowledge – at least to anyone who trawls the shallower reaches of the internet – that people resemble their pets. Sad-looking humans have melancholy animal companions and bright-eyed and…

Passport officers had to decide if a person facing them was the same as the one pictured in the identity card. In this case, yes.
David White18 août 2014

Staff responsible for issuing passports are no better than the average person at identifying if someone is holding a fake passport photo, my colleagues and I report in a study published in PLOS ONE today…

A grid of human faces could be our next line of defence in protecting identity.
Jesper Dyhre Nielsen/Flickr24 juin 2014

One of the problems with using passwords to prove identity is that passwords that are easy to remember are also easy for an attacker to guess, and vice versa. Nevertheless, passwords are cheap to implement…

Smartphones can already understand your voice commands but imagine if they tried to read your emotions as well. What if you asked it for details of movies showing at your local cinema and it replied: Well…

It seems intuitive that many of us would fear and avoid emotions such as anger and anxiety. But some people fear positive emotions such as happiness and contentment, and of accepting the compassion, kindness…